<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>表单</title>
</head>
<body>
<form action="/day03_Fourth/requestParamsServlet" method="post">
    用户名：<input type="text" name="username"><br>
    密 &nbsp;&nbsp;&nbsp;码：<input type="password" name="password"><br>
    爱好：
    <input type="checkbox" name="hobby" value="sing">唱歌
    <input type="checkbox" name="hobby" value="dance">跳舞
    <input type="checkbox" name="hobby" value="rap">rap<br>
    <input type="submit" value="提交">
</form>
</body>
</html>